71432045

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{199}}^1$

素因数の和:365

約数の個数: 32

約数和(自身を含む): 94348800

約数和(自身を除く): 22916755

約数列:

[1, 5, 17, 41, 85, 103, 199, 205, 515, 697, 995, 1751, 3383, 3485, 4223, 8159, 8755, 16915, 20497, 21115, 40795, 71791, 102485, 138703, 348449, 358955, 693515, 840377, 1742245, 4201885, 14286409, 71432045]

約数ペア:

[(1, 71432045), (5, 14286409), (17, 4201885), (41, 1742245), (85, 840377), (103, 693515), (199, 358955), (205, 348449), (515, 138703), (697, 102485), (995, 71791), (1751, 40795), (3383, 21115), (3485, 20497), (4223, 16915), (8159, 8755)]